:root{--u-bg:#030812;--u-panel:#07111f;--u-line:#1b4f80;--u-a:#49a8ff;--u-b:#c43cff;--u-text:#eef7ff;--u-muted:#9cb4ca}.universe{background:radial-gradient(circle at 72% 14%,color-mix(in srgb,var(--u-a) 22%,transparent),transparent 31%),radial-gradient(circle at 24% 40%,color-mix(in srgb,var(--u-b) 15%,transparent),transparent 28%),linear-gradient(145deg,#02050b,var(--u-bg) 50%,#020713);color:var(--u-text);min-height:100vh}.universe .site-header{background:rgba(2,6,14,.84);border-color:color-mix(in srgb,var(--u-a) 24%,transparent);backdrop-filter:blur(18px)}.universe .brand-mark{border-color:var(--u-a);color:var(--u-a);box-shadow:0 0 24px color-mix(in srgb,var(--u-a) 35%,transparent)}.universe .desktop-nav a.active{color:#fff}.universe .desktop-nav a.active:after{content:"";display:block;height:2px;background:linear-gradient(90deg,var(--u-a),var(--u-b));box-shadow:0 0 12px var(--u-b);margin-top:7px}.universe-hero{min-height:72vh;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:4rem;padding-top:9rem!important;padding-bottom:5rem!important;position:relative;overflow:hidden}.universe-hero:after{content:"";position:absolute;right:-10%;top:16%;width:52%;aspect-ratio:1;border:1px solid color-mix(in srgb,var(--u-a) 38%,transparent);border-radius:50%;box-shadow:0 0 80px color-mix(in srgb,var(--u-a) 15%,transparent),inset 0 0 80px color-mix(in srgb,var(--u-b) 12%,transparent);background:repeating-radial-gradient(circle,transparent 0 38px,color-mix(in srgb,var(--u-a) 12%,transparent) 39px 40px);animation:spin 30s linear infinite}.universe-copy{position:relative;z-index:2}.universe-kicker{letter-spacing:.28em;text-transform:uppercase;color:var(--u-a);font-size:.78rem}.universe h1{font-size:clamp(3.5rem,9vw,8.2rem);line-height:.82;margin:1.2rem 0;text-transform:uppercase;letter-spacing:-.055em}.universe h1 em{font-style:normal;background:linear-gradient(90deg,var(--u-a),var(--u-b));-webkit-background-clip:text;color:transparent;filter:drop-shadow(0 0 18px color-mix(in srgb,var(--u-b) 30%,transparent))}.universe-lead{max-width:650px;color:var(--u-muted);font-size:1.08rem;line-height:1.7}.universe-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2rem}.universe .btn-primary{background:linear-gradient(100deg,var(--u-b),var(--u-a));border-color:var(--u-a);box-shadow:0 0 28px color-mix(in srgb,var(--u-b) 25%,transparent)}.u-hud{position:relative;z-index:2;align-self:end;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.u-hud span{border:1px solid color-mix(in srgb,var(--u-a) 30%,transparent);background:rgba(4,12,25,.68);padding:1rem;color:var(--u-muted);font-size:.78rem;letter-spacing:.08em}.u-section{padding-top:5rem!important;padding-bottom:5rem!important}.u-head{display:flex;justify-content:space-between;align-items:end;gap:2rem;margin-bottom:2rem}.u-head h2{font-size:clamp(2rem,5vw,4rem);margin:.4rem 0}.u-head p{color:var(--u-muted);max-width:620px}.u-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}.u-card{position:relative;min-height:270px;padding:1.4rem;border:1px solid color-mix(in srgb,var(--u-a) 25%,transparent);background:linear-gradient(160deg,color-mix(in srgb,var(--u-a) 10%,#06101d),#030810 65%);overflow:hidden;transition:.25s transform,.25s border-color}.u-card:hover{transform:translateY(-5px);border-color:var(--u-b)}.u-card:before{content:"";position:absolute;inset:auto -20% -35% 25%;height:60%;background:radial-gradient(circle,color-mix(in srgb,var(--u-b) 35%,transparent),transparent 65%)}.u-card .num{color:var(--u-a);font-size:.75rem;letter-spacing:.15em}.u-card h3{font-size:1.35rem;margin:5rem 0 .6rem;position:relative}.u-card p{color:var(--u-muted);line-height:1.55;position:relative}.u-card a{color:var(--u-a);position:relative;text-decoration:none}.u-strip{border-top:1px solid color-mix(in srgb,var(--u-a) 20%,transparent);border-bottom:1px solid color-mix(in srgb,var(--u-a) 20%,transparent);display:flex;justify-content:space-around;gap:1rem;flex-wrap:wrap;padding:1.4rem!important;color:var(--u-muted)}.u-strip b{color:var(--u-a)}.game-world{--u-bg:#020817;--u-panel:#061122;--u-a:#2f9dff;--u-b:#df37ff}.future-world{--u-bg:#031321;--u-panel:#061725;--u-a:#25e0ff;--u-b:#9b43ff}.experiment-world{--u-bg:#08051a;--u-panel:#0c0b25;--u-a:#427cff;--u-b:#e338ff}.experiment-world .universe-hero:after{border-radius:28% 72% 63% 37%/41% 34% 66% 59%;animation:morph 10s ease-in-out infinite alternate}.u-demo{margin-top:2rem;border:1px solid color-mix(in srgb,var(--u-a) 30%,transparent);background:#020611;padding:1rem}.u-demo canvas{width:100%;display:block}@keyframes spin{to{transform:rotate(360deg)}}@keyframes morph{to{border-radius:65% 35% 28% 72%/37% 63% 42% 58%;transform:rotate(12deg)}}@media(max-width:900px){.universe-hero{grid-template-columns:1fr;gap:2rem;min-height:auto;padding-top:7rem!important}.universe-hero:after{width:90%;right:-45%;top:12%}.u-hud{max-width:520px}.u-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.universe h1{font-size:3.5rem}.u-grid{grid-template-columns:1fr}.u-head{display:block}.u-hud{grid-template-columns:1fr 1fr}.universe-hero{padding-bottom:3rem!important}.u-card{min-height:220px}.u-card h3{margin-top:3.5rem}}